::-webkit-scrollbar {
    display: none;
}

html,
body {
    height: 100%;
    width: 100%;
    margin: 0;
    padding: 0;
    overflow: hidden;
}

body {
    font: 24px "Helvetica Neue", Helvetica, Arial, "Microsoft Yahei", "Hiragino Sans GB", "Heiti SC", "WenQuanYi Micro Hei", sans-serif;
    color: #fff;
    -webkit-overflow-scrolling: touch;
}

.wall {
    height: 100%;
    width: 100%;
    width: 1920px;
    height: 1080px;
    margin: auto;
    position: absolute;
    left: 0;
    top: 0;
    right: 0;
    bottom: 0;
    font-size: 48px;
    overflow: hidden;
}

.msgWall {
    position: absolute;
    width: 14rem;
    height: 10rem;
    padding: 0.2rem 0.1rem 0.1rem;
    top: 0;
    overflow: hidden;
}

.bgImg {
    position: fixed;
    top: 0;
    right: 0;
    bottom: 0;
    left: 0;
    background: center/cover;
    z-index: -2;
}

.bgVideo {
    position: fixed;
    top: 0;
    right: 0;
    bottom: 0;
    left: 0;
    z-index: -1;
}

.photoWall {
    width: 4rem;
    height: 5.22rem;
    border-radius: 0.2rem;
    margin: 0 auto;
    overflow: hidden;
    position: absolute;
    top: 0.4rem;
    right: 1rem;
    z-index: 1;
}

.erweimaWall {
    position: absolute;
    bottom: 0.4rem;
    right: 1.2rem;
    height: 4.6rem;
    width: 3.6rem;
    background: url(~asset/bg_erweima.png);
    background-size: cover;
}